package com.symbio.utils;

import com.alibaba.druid.pool.DruidDataSourceFactory;

import javax.sql.DataSource;
import java.io.IOException;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Properties;

/* jdbc 工具类 */
public class JDBCUtils {

    private  static DataSource ds;

    static {

        try {
            /*加载配置文件*/
            Properties properties = new Properties();
            InputStream resourceAsStream = JDBCUtils.class.getClassLoader().getResourceAsStream("druid.properties");
            properties.load(resourceAsStream);

            ds = DruidDataSourceFactory.createDataSource(properties);

        } catch (IOException e) {
            e.printStackTrace();
        } catch (Exception e) {
            e.printStackTrace();
        }
        /*初始化连接池对象*/
    }

    /* 获取连接池对象 */
    public static DataSource getDataSource() {
        return ds;
    }

    /* 获取连接connection对象 */
    public static Connection getConnection() throws SQLException {
        return ds.getConnection();
    }
}
